Registers – Coded record sensors – Particular sensor structure
Patent
1994-12-22
1996-09-24
Shepperd, John
Registers
Coded record sensors
Particular sensor structure
359199, 359213, G06K 710
Patent
active
055593194
ABSTRACT:
A number of scanning devices are shown which are suitable for use in active or passive bar code readers. These devices use a mirror system which is arranged to oscillate for production of a scanning beam, the oscillation being at a resonant frequency and being effected and adjusted by means solely of magnetic or electro magnetic components.
REFERENCES:
patent: 5015831 (1991-05-01), Eastman et al.
patent: 5136415 (1992-08-01), Bean
patent: 5281801 (1994-01-01), Shepard et al.
Opticon Sensors Europe BV
Shepperd John
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